Corals as climate archive: Are El Nino events intensifying?
Records show that El Nino events have been frequent and often extreme over the past few decades. Is this normal? Or is it the result of climate change? Corals can give us a clear indication.
We haven't written up this one. Deutsche Welle Science has the full story — the link below goes straight to it.
This story
This is one outlet's version. Read the fullest account.